Peritoneal Cavity

Synonyms

Bursa, Omental

Cavity, Peritoneal

Greater Sac

Lesser Sac

Omental Bursa

Sac, Greater

Sac, Lesser

The space enclosed by the peritoneum. It is divided into two portions, the greater sac and the lesser sac or omental bursa, which lies behind the STOMACH. The two sacs are connected by the foramen of Winslow, or epiploic foramen.